119 lines
4.0 KiB
Go
119 lines
4.0 KiB
Go
// Copyright 2020 The Matrix.org Foundation C.I.C.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package sqlite3
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import (
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"context"
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"database/sql"
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"fmt"
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"strings"
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"github.com/matrix-org/dendrite/eduserver/api"
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"github.com/matrix-org/dendrite/internal"
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"github.com/matrix-org/dendrite/internal/sqlutil"
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"github.com/matrix-org/dendrite/syncapi/storage/tables"
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"github.com/matrix-org/dendrite/syncapi/types"
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"github.com/matrix-org/gomatrixserverlib"
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)
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const receiptsSchema = `
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-- Stores data about receipts
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CREATE TABLE IF NOT EXISTS syncapi_receipts (
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-- The ID
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id BIGINT,
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room_id TEXT NOT NULL,
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receipt_type TEXT NOT NULL,
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user_id TEXT NOT NULL,
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event_id TEXT NOT NULL,
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receipt_ts BIGINT NOT NULL,
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CONSTRAINT syncapi_receipts_unique UNIQUE (room_id, receipt_type, user_id)
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);
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CREATE INDEX IF NOT EXISTS syncapi_receipts_room_id_idx ON syncapi_receipts(room_id);
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`
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const upsertReceipt = "" +
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"INSERT INTO syncapi_receipts" +
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" (id, room_id, receipt_type, user_id, event_id, receipt_ts)" +
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" VALUES ($1, $2, $3, $4, $5, $6)" +
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" ON CONFLICT (room_id, receipt_type, user_id)" +
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" DO UPDATE SET id = $7, event_id = $8, receipt_ts = $9"
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const selectRoomReceipts = "" +
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"SELECT room_id, receipt_type, user_id, event_id, receipt_ts" +
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" FROM syncapi_receipts" +
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" WHERE id > $1 and room_id in ($2)"
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type receiptStatements struct {
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db *sql.DB
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streamIDStatements *streamIDStatements
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upsertReceipt *sql.Stmt
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selectRoomReceipts *sql.Stmt
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}
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func NewSqliteReceiptsTable(db *sql.DB, streamID *streamIDStatements) (tables.Receipts, error) {
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_, err := db.Exec(receiptsSchema)
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if err != nil {
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return nil, err
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}
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r := &receiptStatements{
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db: db,
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streamIDStatements: streamID,
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}
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if r.upsertReceipt, err = db.Prepare(upsertReceipt); err != nil {
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return nil, fmt.Errorf("unable to prepare upsertReceipt statement: %w", err)
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}
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if r.selectRoomReceipts, err = db.Prepare(selectRoomReceipts); err != nil {
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return nil, fmt.Errorf("unable to prepare selectRoomReceipts statement: %w", err)
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}
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return r, nil
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}
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// UpsertReceipt creates new user receipts
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func (r *receiptStatements) UpsertReceipt(ctx context.Context, txn *sql.Tx, roomId, receiptType, userId, eventId string, timestamp gomatrixserverlib.Timestamp) (pos types.StreamPosition, err error) {
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pos, err = r.streamIDStatements.nextStreamID(ctx, txn)
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if err != nil {
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return
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}
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stmt := sqlutil.TxStmt(txn, r.upsertReceipt)
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_, err = stmt.ExecContext(ctx, pos, roomId, receiptType, userId, eventId, timestamp, pos, eventId, timestamp)
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return
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}
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// SelectRoomReceiptsAfter select all receipts for a given room after a specific timestamp
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func (r *receiptStatements) SelectRoomReceiptsAfter(ctx context.Context, roomIDs []string, streamPos types.StreamPosition) ([]api.OutputReceiptEvent, error) {
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selectSQL := strings.Replace(selectRoomReceipts, "($2)", sqlutil.QueryVariadicOffset(len(roomIDs), 1), 1)
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params := make([]interface{}, len(roomIDs)+1)
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params[0] = streamPos
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for k, v := range roomIDs {
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params[k+1] = v
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}
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rows, err := r.db.QueryContext(ctx, selectSQL, params...)
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if err != nil {
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return nil, fmt.Errorf("unable to query room receipts: %w", err)
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}
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defer internal.CloseAndLogIfError(ctx, rows, "SelectRoomReceiptsAfter: rows.close() failed")
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var res []api.OutputReceiptEvent
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for rows.Next() {
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r := api.OutputReceiptEvent{}
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err = rows.Scan(&r.RoomID, &r.Type, &r.UserID, &r.EventID, &r.Timestamp)
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if err != nil {
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return res, fmt.Errorf("unable to scan row to api.Receipts: %w", err)
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}
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res = append(res, r)
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}
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return res, rows.Err()
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}
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